M 4.9 earthquake: North Pacific Ocean (Northern Mariana Islands) — December 29, 1973

M 4.9 earthquake: North Pacific Ocean (Northern Mariana Islands) — December 29, 1973. Epicenter 429 km N of Capitol Hill, depth 33 km, 09:26 Local (1973-12-28 23:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Pacific Ocean (429 km N, Northern Mariana Islands) — 18.82, 147.17

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